Q: What are the prime factors of the number 1,604,610?

 A: 2, 3, 5, 7, 283

Why are those the prime factors of the number 1,604,610?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 1,604,610

1,604,610
Factor Arrows
2802,305
Factor Arrows
3267,435
Factor Arrows
389,145
Factor Arrows
329,715
Factor Arrows
39,905
Factor Arrows
51,981
Factor Arrows
7283

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 5, 7, 283

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 5 x 7 x 283 = 1,604,610

This can also be written as 21 x 34 x 51 x 71 x 2831 = 1,604,610

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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